Home / 3,278,445.70-4,917,225.63-882,434.11

Finding the Fourth Proportional to 3,278,445.70, 4,917,225.63 and 882,434.11

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Solution

The fourth proportional to 3,278,445.70, 4,917,225.63 and 882,434.11 is: 1,323,531.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,278,445.70 : 4,917,225.63 = 882,434.11 : x
  2. Step 2: Convert to fraction form
    3,278,445.70/4,917,225.63 = 882,434.11/x
  3. Step 3: Cross multiply
    3,278,445.70x = 4,917,225.63 × 882,434.11
  4. Step 4: Simplify right side
    3,278,445.70x = 4,339,127,623,424.47
  5. Step 5: Solve for x
    x = 4,339,127,623,424.47/3,278,445.70
  6. Step 6: Final answer
    x = 1,323,531.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.